A road has reportedly been closed this afternoon after what has been described as a 'bad smash'.
Emergency services are attending a crash on Retford Road, according to reports on social media.
One woman, posting on Facebook, said: "Retford Road looks like it's closed near where the One Stop has been built. Fire engine ambulance and paramedic traffic not moving in either direction. Would avoid for the time being."
Another wrote: "Bad smash on Retford Road. Avoid where possible."
She added that the incident was close to where a new veterinary surgery and One Stop convenience store is being built.
A spokesman for South Yorkshire Police said it was called at 1.22pm to a collision involvimng a Vauxhall Insignia and a Mini, containing a family.
He said four people, including a child, had been taken to hospital. The extent of their injuries is not known at this stage.
Anyone with information is asked to call police on 101, quoting incident number 501 of November 12.